Cooling device



FIG. 1 is a top plan view of a cooling device;

FIG. 2 is top right side perspective view thereof;

FIG. 3 is left side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a bottom front right side perspective view thereof;

FIG. 8 is a bottom front left side perspective view thereof;

FIG. 9 is a top rear left side perspective view thereof; and,

FIG. 10 is a top rear right side perspective view thereof.

The broken lines show portions of the cooling device that form no partof the claimed design.

CLAIM The ornamental design for a cooling device, as shown anddescribed.